Verb

To reduce to, or express in, a formula; to put in a clear and definite form of statement or expression.

*

Another source of evidence supporting the conclusion that children learn language by formulating a set of rules comes from the errors'' that they produce. A case in point are overgeneralized past tense forms like ''comed'', ''goed'', ''seed'', ''buyed'', ''bringed , etc. frequently used by young children. [...]

Verb

(en verb)

To do something; to execute.

* {{quote-magazine, year=2013, month=July-August, author= Lee S. Langston, magazine=(American Scientist)

, title= The Adaptable Gas Turbine , passage=Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo'', meaning ''vortex , and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.}}

To do something in front of an audience, often in order to entertain it.

* Shakespeare

Perform a part thou hast not done before.